import React, { createContext, useReducer } from 'react';
export const ColorContext = createContext({})

export const UPDATE_COLOR = "UPDATE_COLOR"

const reducer = (state, action)=>{
  switch(action.type){
    case UPDATE_COLOR:
      return action.color
    default:
      return state
  }
}

export const Color = props=>{

  const [color, dispatch] = useReducer(reducer, 'blue')

  return (
    <ColorContext.Provider value={{color, dispatch}}>
      {props.children}
    </ColorContext.Provider>
  )
}